html,body {
    width: 100%;
    height: 100%;
}

.display-post-wrap {
    width: 1300px;
    margin: 0 auto;
}

/* 左边 */
.display-left {
    position: fixed;
    width: 300px;
    background-color: skyblue;
    top: 0;
}
.display-left .author-head-img {
    width: 100px;
    height: 100px;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    margin: 35px 100px;
}

.display-left .author-name,.author-describe {
    text-align: center;
    margin: 10px;
}

/*右边*/
.display-right {
    width: calc(100% - 310px);
    float: right;
}

.display-right .display-title {
    margin: 30px 0 0 30px;
    font: 20px "simhei";
    text-align: center;
}
.display-right .display-info {
    font: 14px "simhei";
    color: gray;
    margin-left: 70px;
}